20797939 is an odd 8-digits composite number following 20797938
and preceding 20797940 . In scientific notation, it is written as 2.0797939 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 20008296 positive integers (up to 20797939) that are relatively prime to 20797939.
20797939 has 8 divisors, whose sum is 21602240
The reverse of 20797939 is 93979702
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million seven hundred ninety-seven thousand nine hundred thirty-nine
Scientific notation
2.0797939 × 10^7
Engineering notation
2.0797939 × 10^6
Prime Factorization
43 × 67 × 7219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797939
Product of the distinct prime numbers
The prime factorization of 20797939 is 43 × 67 × 7219.
Since it has a total of 3 prime factors.
10 , 10 , 39 , 34 , 91 , 649 , 669 , 1250 , 90432 , 93514 , 223154 , 516469 , 6904112 , 9438631 , 74968367 , 77324839 , 774203833 , 474139799 , 2144721434 , 4660855768
n×2
41595878
n×3
62393817
n×4
83191756
n×5
103989695
n÷2
10398969.5
n÷3
6932646.3333333
n÷3
5199484.75
n÷5
4159587.8
n2
432554266647721
n3
8.996237251929E+21
n4
1.8710319359515E+29
n5
3.8913608070971E+36
2 √n
4560.4757427268
3 √n
275.00468972719
4 √n
67.531294543544
5 √n
29.080646687632
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20797938
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20797939 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797939) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100111110011
3
Ternary
1110010122102001
4
Quaternary
1033111213303
5
Quinary
20311013224
6
Senary
2021434431
8
Octal
117254763
10
Decimal
20797939
12
Duodecimal
6b6ba17
16
Hexadecimal
13d59f3
20
Vigesimal
69jegj
36
Base36
cdrsj
md5
d6bdda6f85a42bce7489a7707df26602
sha1
9cc5bfb08d19ad56dc8c7e561dea49c5abb2bea4
sha256
9f1bb80fefb9635d4cc87af93e8538525bc693d343b58e4aa4f12d2f8fad9307
sha512
3dcc386e197cb370304e827a05ccc2a4e5b282ce839c69f9a8cc24671386438e0f78d2b80ab2472690fae9c55aced5ec3f53917c000ba3e14db2c11177e9d55b
ripemd-160
777128eb8fa15bca1b4f0321037446c68a168bbb
Diameter
41595878
Circumference
130677304.74442
Area
1.3589093063794E+15
Volume
3.7683350480815E+22
Surface area
5.4356372255176E+15
Circumference
130677304.74442
Perimeter
83191756
Area
432554266647721
Diagonal
29412727.403208
Surface area
2595325599886326
Volume
8.996237251929E+21
Space diagonal
36023087.040718
Perimeter
62393817
Area
1.8730149171614E+14
Altitude
18011543.520359
Surface area
1.8730149171614E+14
Volume
1.060216727667E+21
Height
9804242.4677361